Vevor Carbon Dioxide Monitor Portable CO2 Detector with Temperature and Humidity Display New Allergy/Asthma Reinforced fiberglass nylon blades and

Reinforced fiberglass nylon blades and a die-cast aluminum body help it withstand demanding outdoor conditions

and dirt while reducing water evaporation

If partial shading occurs

prolonged use

Vevor Carbon Dioxide Monitor Portable CO2 Detector with Temperature and Humidity Display New Allergy/Asthma Reinforced fiberglass nylon blades andThe Vevor portable carbon dioxide monitor provides real time CO2, temperature, and humidity readings for homes, offices, classrooms, greenhouses, cars, and outdoor environments. It uses dual infrared sensors to measure CO2 from 400 to 5000 ppm and features a clear display with color indicators for quick air quality awareness. Its compact, lightweight design makes it easy to carry in a pocket or bag for mobile monitoring. A built in 1000mAh battery